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Surface morphology of samples after washing: (a) Ag-coated PP nonwoven; (b) PDA deposited (3 h) on the Ag-coated PP nonwoven; (c) PDA deposited (3 h) on the Ag-coated PP nonwoven; (d) PDA deposited (3 h) on the Ag-coated PP nonwoven; and (e) PDA deposited (3 h) on the Ag-coated PP nonwoven.
